81573408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1007

約数の個数: 144

約数和(自身を含む): 271567296

約数和(自身を除く): 189993888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 72, 84, 86, 96, 112, 126, 129, 144, 168, 172, 224, 252, 258, 288, 301, 336, 344, 387, 504, 516, 602, 672, 688, 774, 903, 941, 1008, 1032, 1204, 1376, 1548, 1806, 1882, 2016, 2064, 2408, 2709, 2823, 3096, 3612, 3764, 4128, 4816, 5418, 5646, 6192, 6587, 7224, 7528, 8469, 9632, 10836, 11292, 12384, 13174, 14448, 15056, 16938, 19761, 21672, 22584, 26348, 28896, 30112, 33876, 39522, 40463, 43344, 45168, 52696, 59283, 67752, 79044, 80926, 86688, 90336, 105392, 118566, 121389, 135504, 158088, 161852, 210784, 237132, 242778, 271008, 283241, 316176, 323704, 364167, 474264, 485556, 566482, 632352, 647408, 728334, 849723, 948528, 971112, 1132964, 1294816, 1456668, 1699446, 1897056, 1942224, 2265928, 2549169, 2913336, 3398892, 3884448, 4531856, 5098338, 5826672, 6797784, 9063712, 10196676, 11653344, 13595568, 20393352, 27191136, 40786704, 81573408]

約数ペア:

[(1, 81573408), (2, 40786704), (3, 27191136), (4, 20393352), (6, 13595568), (7, 11653344), (8, 10196676), (9, 9063712), (12, 6797784), (14, 5826672), (16, 5098338), (18, 4531856), (21, 3884448), (24, 3398892), (28, 2913336), (32, 2549169), (36, 2265928), (42, 1942224), (43, 1897056), (48, 1699446), (56, 1456668), (63, 1294816), (72, 1132964), (84, 971112), (86, 948528), (96, 849723), (112, 728334), (126, 647408), (129, 632352), (144, 566482), (168, 485556), (172, 474264), (224, 364167), (252, 323704), (258, 316176), (288, 283241), (301, 271008), (336, 242778), (344, 237132), (387, 210784), (504, 161852), (516, 158088), (602, 135504), (672, 121389), (688, 118566), (774, 105392), (903, 90336), (941, 86688), (1008, 80926), (1032, 79044), (1204, 67752), (1376, 59283), (1548, 52696), (1806, 45168), (1882, 43344), (2016, 40463), (2064, 39522), (2408, 33876), (2709, 30112), (2823, 28896), (3096, 26348), (3612, 22584), (3764, 21672), (4128, 19761), (4816, 16938), (5418, 15056), (5646, 14448), (6192, 13174), (6587, 12384), (7224, 11292), (7528, 10836), (8469, 9632)]